Un Mal Sueño

Recording by Mayito Rivera.

Recording identifiers

ISRC
AUMEV2574056
CopyrightID (CopyrightChains transaction hash)
0x453c87b8e1b0081c7d49e947cc71cb8029b1466d0ab70ebeb005104457d93b80
Copyright registration time
2026-06-09T04:15:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:93e6f388968e8f6ae471ec8f6fada91a539f53f5f04756879735a857f6e592a2

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.